Perform an INSERT into the table or view.
The values to insert. Pass an object to insert a single row or an array to insert multiple rows.
await supabase
.from('cities')
.insert(\{'name': 'The Shire', 'country_id': 554\});
final List<Map<String, dynamic>> data =
await supabase.from('cities').insert([
\{'name': 'The Shire', 'country_id': 554\},
\{'name': 'Rohan', 'country_id': 555\},
]).select();
await supabase.from('cities').insert([
\{'name': 'The Shire', 'country_id': 554\},
\{'name': 'Rohan', 'country_id': 555\},
]);